Open Access. The accepted version of this work has been reproduced here according to the publishers polices.
This is an Author's Accepted Manuscript of an article published in Eating disorders: the journal of treatment and prevention, 14(4): 265-285, 2006. The published version is available from Taylor and Francis online at http://dx.doi.org/10.1080/10640260600796184 (Please note: access via this link may only be available with a subscription)
Copyright (2006) Taylor & Francis
Eating Disorders: The Journal of Treatment and Prevention, 14(4): 265-285